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Finding the Fourth Proportional to 62,659.37, 86,470.07 and 35,801.80

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Solution

The fourth proportional to 62,659.37, 86,470.07 and 35,801.80 is: 49,406.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,659.37 : 86,470.07 = 35,801.80 : x
  2. Step 2: Convert to fraction form
    62,659.37/86,470.07 = 35,801.80/x
  3. Step 3: Cross multiply
    62,659.37x = 86,470.07 × 35,801.80
  4. Step 4: Simplify right side
    62,659.37x = 3,095,783,756.94
  5. Step 5: Solve for x
    x = 3,095,783,756.94/62,659.37
  6. Step 6: Final answer
    x = 49,406.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.